package WinterHomework.day01;

import java.util.Scanner;

//编写一个程序，输入一个字符，判断它是否为小写字母，如果是，将它转换为大写字母，如果不是则不转换。
public class Demo01 {
    public static void main(String[] args){
        Scanner s = new Scanner(System.in);
        char c = s.next().charAt(0);
        isSmall(c);
    }
    public static void isSmall(char c){
        if (c>=97&&c<=122){//if(c>='a'&&c<='z')
            System.out.println("yes,"+(char)(c-32));
        }else {
            System.out.println("no,"+c);
        }
    }
}
